Illinois Department of Revenue Individual Income Tax Return IL-1040 Front (R-12/25) Printed by authority of the state of Illinois. Electronic only, one copy. 2025 Form IL-1040

Step 2: Income

1 Federal adjusted gross income from your federal Form 1040 or 1040-SR, Line 11a.

1 .00

2 Federally tax-exempt interest and dividend income from your federal Form 1040 or 1040-SR, Line 2a. 2 .00

3 Other additions. Attach Sch. M.

3 .00

4 Total income. Add Lines 1 through 3.

4 .00

Step 3: Base Income

5 Social Security benefits and certain retirement plan income if included in Line 1. (Generally

on fed. Forms 1040/1040-SR, Lines 4b, 5b, and 6b). Attach fed. Form 1040/1040-SR. 5 .00

6 Illinois Income Tax overpayment included in federal Form 1040 or 1040-SR,

Schedule 1, Ln. 1.

6 .00

7 Other subtractions. Attach Sch. M.

7 .00

8 Add Lines 5, 6, and 7. This is the total of your subtractions.

8 .00

9 Illinois base income. Subtract Line 8 from Line 4.

9 .00

Step 4: Exemptions - See instructions for income limitations

10 a Enter the exemption amount for yourself and your spouse. See instructions. a .00

b Check if 65 or older: You + Spouse # of checkboxes x $1,000 = b .00

c Check if legally blind: You + Spouse # of checkboxes x $1,000 = c .00

d If you are claiming dependents, enter the amount from Schedule IL-E/EITC, Step 2, Line 1.

Attach Sch. IL-E/EITC.

d .00

Exemption allowance. Add Lines 10a through 10d.

10

.00

Step 5: Net Income and Tax

11 Residents: Net income: Subtract Line 10 from Line 9.

Nonresidents and part-year residents: Enter the Illinois net income from Schedule NR. Attach Sch. NR. 11

.00

12 Residents: Multiply Line 11 by 4.95% (.0495). Cannot be less than zero.

Nonresidents and part-year residents: Enter the tax from Schedule NR.

12 .00

13 Recapture of investment tax credits. Attach Sch. 4255.

13

.00

14 Income tax. Add Lines 12 and 13. Cannot be less than zero.

14

.00

Step 6: Tax After Nonrefundable Credits

15 Income tax paid to another state while an Illinois resident. Attach Sch. CR. 15 .00

16 Property tax, K-12 education expense, and volunteer emergency worker credit amount

from Schedule ICR. Attach Sch. ICR.

16 .00

17 Credit amount from Schedule 1299-C. Attach Sch. 1299-C.

17 .00

18 Add Lines 15, 16, and 17. This is the total of your credits. Cannot exceed the tax amount on Line 14. 18

.00

19 Tax after nonrefundable credits. Subtract Line 18 from Line 14.

19

.00

Step 7: Other Taxes

20 Household employment tax. See instructions.

20 .00

21 Use tax on internet, mail order, or other out-of-state purchases from UT Worksheet or UT Table

in the instructions. Do not leave blank.

21

.00

22 Compassionate Use of Medical Cannabis Program Act and sale of assets by gaming licensee surcharges. 22 .00

23 Total Tax. Add Lines 19, 20, 21, and 22.

23

.00

or for fiscal year ending / Staple your check and IL-1040-V Staple W-2 and 1099 forms here (Whole dollars only)

This form is authorized as outlined under the Illinois Income Tax Act. Disclosure of this information is required. Failure to provide information could result in a penalty. *60012251W*

Step 1: Personal Information Mailing address (See inst. if foreign address) Apartment number Spouse’s first name and middle initial City State Spouse’s last name Spouse’s date of birth Spouse’s social security number Your last name Your social security number Date of birth Foreign nation if not US (do not abbreviate) Email address Zip or postal code County (Illinois only) B Filing status: Single Married filing jointly Married filing separately Widowed Head of household C Check If someone can claim you, or your spouse if filing jointly, as a dependent. See instructions. You Spouse D Check the box if this applies to you during 2025: Nonresident - Attach Sch. NR Part-year resident - Attach Sch. NR Enter personal information and Social Security numbers (SSN). You must provide the entire SSN(s) - no partial SSN. A Your first name and middle initial

24 Total tax from Page 1, Line 23.

24 .00

Step 8: Payments and Refundable Credit

25 Illinois Income Tax withheld. Attach Sch. IL-WIT.

25 .00

26 Estimated payments from Forms IL-1040-ES and IL-505-I,

including any overpayment applied from a prior year return.

26 .00

27 Pass-through withholding. Attach Sch. K-1-P or K-1-T.

27 .00

28 Pass-through entity tax credit. Attach Sch. K-1-P or K-1-T.

28 .00

29 Earned Income Tax credit from Sch. IL-E/EITC, Step 4, Line 9. Attach Sch. IL-E/EITC. 29 .00

30 Child Tax credit from Sch. IL-E/EITC, Step 5, Line 12. Attach Sch. IL-E/EITC. 30 .00

31 Total payments and refundable credit. Add Lines 25 through 30.

31

.00

Step 9: Total

32 If Line 31 is greater than Line 24, subtract Line 24 from Line 31.

32

.00

33 If Line 24 is greater than Line 31, subtract Line 31 from Line 24.

33

.00 Step 10: Underpayment of Estimated Tax Penalty and Donations

34 Late-payment penalty for underpayment of estimated tax.

34 .00

a Check if at least two-thirds of your federal gross income is from farming.

b Check if you or your spouse are 65 or older and permanently living in a nursing home.

c Check if your income was not received evenly during the year and you annualized your income on Form IL-2210.

Attach Form IL-2210.

d Check if you were not required to file an Illinois Individual Income Tax return in the previous tax year.

35 Voluntary charitable donations. Attach Sch. G.

35 .00

36 Total penalty and donations. Add Lines 34 and 35.

36

.00

Step 11: Refund or Amount you owe

37 If you have an amount on Line 32 and this amount is greater than Line 36, subtract Line 36 from Line 32.

This is your overpayment. Otherwise, go to Line 41.

37

.00

38 Amount from Line 37 you want refunded to you. Check one box on Line 39. See instructions. 38

.00

39 I choose to receive my refund by

a direct deposit - Complete the information below if you check this box.

Routing number

Checking or Savings

Account number

b paper check.

40 Amount to be credited forward. Subtract Line 38 from Line 37. See instructions.

40

.00

41 If you have an amount on Line 33, add Lines 33 and 36. If you have an amount on Line 32, and this amount

is less than Line 36, subtract Line 32 from Line 36. If Lines 32 and 33 are blank (zero), enter the amount

from Line 36. This is the amount you owe. See instructions.

41

.00 Step 12: Health Insurance Checkbox and Signature 42 Check this box and include your email address in Step 1 if IDOR may share your income and other information from this return with the Department of Insurance in order to determine your eligibility for affordable health insurance coverage through Get Covered Illinois, the state’s Health Insurance Marketplace. See instructions. Tell us who in your household needs health insurance: Self Spouse Dependent(s) Signature - Note: If this is a joint return, both you and your spouse must sign below. Under penalties of perjury, I state that I have examined this return, and to the best of my knowledge, it is true, correct, and complete. IL-1040 Back (R-12/25) Refer to the 2025 IL-1040 Instructions for the address to mail your return. . DR AP RR DC IR ID Check if the Department may discuss this return with the third party designee shown in this step. Paid Preparer Use Only Firm’s name Firm’s FEIN Print/Type paid preparer’s name Firm’s address Firm’s phone Paid preparer’s signature Date (mm/dd/yyyy) Paid Preparer’s PTIN ( ) Check if self-employed Sign Here Your signature Date (mm/dd/yyyy) Spouse’s signature Daytime phone number ( ) Date (mm/dd/yyyy) Third Party Designee Designee’s name (please print) Designee’s phone number ( ) *60012252W* You may also contribute to college savings funds here. See instructions! Print Reset